Following build warnings noticed while building stable-rc Linux 5.14.1-rc1
with gcc-11 for arm64 architecture.
aarch64-linux-gnu-gcc -I../../../../../usr/include/ udmabuf.c -o
kselftest/drivers/dma-buf/udmabuf
udmabuf.c: In function 'main':
udmabuf.c:30:17: warning: implicit declaration of function 'open'; did
you mean 'popen'? [-Wimplicit-function-declaration]
30 | devfd = open(/dev/udmabuf, O_RDWR);
| ^~~~
| popen
udmabuf.c:42:15: warning: implicit declaration of function 'fcntl'
[-Wimplicit-function-declaration]
42 | ret = fcntl(memfd, F_ADD_SEALS, F_SEAL_SHRINK);
| ^~~~~
make[3]: Leaving directory
'/builds/linux/tools/testing/selftests/drivers/dma-buf'
Build config:
https://builds.tuxbuild.com/1xXcUtI2INra8KaHjOXXQMOyAD0/config
Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
meta data:
-----------
git_describe: v5.14-rc6-389-g95dc72bb9c03,
git_repo: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc,
git_sha: 95dc72bb9c032093e79e628a98c927b3db73a6c3,
git_short_log: 95dc72bb9c03 (\Linux 5.14.1-rc1\),
kconfig: [
defconfig,
https://raw.githubusercontent.com/Linaro/meta-lkft/sumo/recipes-kernel/linux/files/lkft.config,
https://raw.githubusercontent.com/Linaro/meta-lkft/sumo/recipes-kernel/linux/files/lkft-crypto.config,
https://raw.githubusercontent.com/Linaro/meta-lkft/sumo/recipes-kernel/linux/files/distro-overrides.config,
https://raw.githubusercontent.com/Linaro/meta-lkft/sumo/recipes-kernel/linux/files/systemd.config,
https://raw.githubusercontent.com/Linaro/meta-lkft/sumo/recipes-kernel/linux/files/virtio.config,
CONFIG_ARM64_MODULE_PLTS=y
],
kernel_version: 5.14.1-rc1,
target_arch: arm64,
targets: [
dtbs,
dtbs-legacy,
headers,
kernel,
kselftest,
kselftest-merge,
modules
],
toolchain: gcc-11,
steps to reproduce:
https://builds.tuxbuild.com/1xXcUtI2INra8KaHjOXXQMOyAD0/tuxmake_reproducer.sh
--
Linaro LKFT
https://lkft.linaro.org
